Gravity separation is the main beneficiation method of chrome ore, and the equipment is jigger, shaking table, spiral classifier, centrifugal concentrator and spiral chute, etc. Sometimes it will also use weak magnetic separation or strong magnetic separa
Basalt is the best material for repairing roads, railways and airfield runways. It has the advantages of abrasion resistance, less water consumption, poor conductivity, strong compressive strength, low crushing value, strong corrosion resistance and asp
As a pure natural stone with high usage value, river gravel is formed in the long-term impact, squeeze and friction function. River gravel generally shows the color of black, white, yellow, red, green gray, etc.